diff --git a/client/pom.xml b/client/pom.xml
index 2778841c..c736b141 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -69,7 +69,7 @@
 							<links>
 								<link>https://github.com/alibaba/canal</link>
 							</links>
-							<outputDirectory>${project.build.directory}/apidocs/apidocs/${pom.version}</outputDirectory>
+							<outputDirectory>${project.build.directory}/apidocs/apidocs/${project.version}</outputDirectory>
 						</configuration>
 					</plugin>
 					<plugin>
diff --git a/pom.xml b/pom.xml
index e28e2806..7cb94cfb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -445,6 +445,14 @@
                 </excludes>
             </testResource>
         </testResources>
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <artifactId>maven-jar-plugin</artifactId>
+                    <version>3.0.2</version>
+                </plugin>
+            </plugins>
+        </pluginManagement>
     </build>
 
     <distributionManagement>
diff --git a/sink/src/main/java/com/alibaba/otter/canal/sink/entry/group/TimelineTransactionBarrier.java b/sink/src/main/java/com/alibaba/otter/canal/sink/entry/group/TimelineTransactionBarrier.java
index 22a734a0..5f6c42b3 100644
--- a/sink/src/main/java/com/alibaba/otter/canal/sink/entry/group/TimelineTransactionBarrier.java
+++ b/sink/src/main/java/com/alibaba/otter/canal/sink/entry/group/TimelineTransactionBarrier.java
@@ -5,6 +5,7 @@ import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicInteger;
 
 import com.alibaba.otter.canal.protocol.CanalEntry.EntryType;
+import com.alibaba.otter.canal.sink.exception.CanalSinkException;
 import com.alibaba.otter.canal.store.model.Event;
 
 /**